Trammel head



FIG. 1 is a top perspective view of a trammel head showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front end elevational view thereof; and

FIG. 5 is a rear end elevational view thereof.

The environmental structure shown in dotted lines in FIG. 1 is for illustrative purposes only and not a part of the design claimed. 

The ornamental design for a trammel head, substantially as shown and described. 